Sanitary napkin



FIG. 1 is a top plan view of a sanitary napkin according to the present invention; and,

FIG. 2 is a bottom plan view of the sanitary napkin shown in FIG. 1.

Those portions of the drawings depicted in broken lines are provided for environmental purposes only and form no part of the claimed design. Front, back and side views have been omitted since the claimed article is flat. 

The ornamental design for a sanitary napkin, as shown and described. 